21153374

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1$

素因数の和:320

約数の個数: 32

約数和(自身を含む): 35721216

約数和(自身を除く): 14567842

約数列:

[1, 2, 11, 22, 67, 113, 127, 134, 226, 254, 737, 1243, 1397, 1474, 2486, 2794, 7571, 8509, 14351, 15142, 17018, 28702, 83281, 93599, 157861, 166562, 187198, 315722, 961517, 1923034, 10576687, 21153374]

約数ペア:

[(1, 21153374), (2, 10576687), (11, 1923034), (22, 961517), (67, 315722), (113, 187198), (127, 166562), (134, 157861), (226, 93599), (254, 83281), (737, 28702), (1243, 17018), (1397, 15142), (1474, 14351), (2486, 8509), (2794, 7571)]